Sociology 2151A/B Lecture : September 27.docx
16 Apr 2014
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September 27, 2012: crop surplus: support for larger population (by way of natural increase or in migration, urban revolution: emergence of civilization about 500 years ago, revolutions were happening simultaneously in different parts of the world, civilizations went into decline after the fall of the roman empire, around 460 bce 1000 ad, feudal system introduced by the catholic churches, low populations, widely dispersed, cities were re built due to trade (crusades, exchange of ideas and knowledge, establishment of trade routes. 1345 1350: black plague: bubonic plague hit, wiping out entire cities, ended control of catholic/christian churches of europe (known as the renaissance, modified the cities to function better, cities began were reasonably small but the population was growing, leading to the development of two story houses, as the sizes of houses increases, cities become more unhealthy because there was a lack of water/sunlight reaching the ground (unsanitary)
